PHP Compatibility Checker vs SyntaxHighlighter2 (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
PHP Compatibility Checker
200K+ active installs
Free
Quick Verdict
As of April 2026, PHP Compatibility Checker has a higher user rating (2.7/5 from 131 reviews) and leads in active installations (200K+ vs 20). Both are free WordPress plugins. PHP Compatibility Checker has accumulated 3.0M+ total downloads while SyntaxHighlighter2 has 8.1K+.
Detailed Comparison
| Metric | PHP Compatibility Checker | SyntaxHighlighter2 | |
|---|---|---|---|
| Rating | 2.7/5 | ◄ | N/A |
| Total Reviews | 131 | ◄ | 0 |
| Active Installs | 200K+ | ◄ | 20 |
| Total Downloads | 3.0M+ | ◄ | 8.1K+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 2 years ago | ◄ | 15 years ago |
| First Released | 2016 | 2009 | |
| Age | 10 years | 17 years | |
| WP Requires | 5.6+ | 2.0+ | |
| PHP Requires | 5.6+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 1.6.3 | 2.1.2 |
Rating Breakdown
PHP Compatibility Checker
SyntaxHighlighter2
Download Trends
Recent Reviews
PHP Compatibility Checker Reviews
Con WP5.1 y PHP7.4, falla
Ell plugin no muestra versiones ni escanea
Why is this recommended by WordPress?
Over the years, I have tried to be careful to not install programs that are not kept up to date. Yet, WordPress suggest that we install this outdated app that has not been updated for over 2 years. Ma
Ironically not compatible with the latest PHP
Either update the plugin or take it down.
SyntaxHighlighter2 Reviews
No reviews yet
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Frequently Asked Questions
Is PHP Compatibility Checker or SyntaxHighlighter2 more popular?
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Are PHP Compatibility Checker and SyntaxHighlighter2 free?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.